Way!

Way!

slang Yes, it's true! (Used as a set response to the incredulous phrase "No way!") A: "They said they wanted to promote me to Vice President of Marketing!" B: "No way!" A: "Way!"
Farlex Dictionary of Idioms.

way

1. mod. extremely; totally. Oh, this is way gross!
2. interj. There is too a way!, as an answer to No way! A: I won’t do it. No way! B: Way! Yes, you will.

Way!

exclam. Yes it can!; Yes it does! (The opposite of No way!) TOM: It can’t be done. No way! BILL: Way! Yes, it can! Way! You will do it and you will like it!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • on one's
  • on someone's
  • out of one's
  • (I've) got to go
  • save someone's skin
  • (Have you) been OK?
  • a lulu
  • other than
  • other than (something)
  • pillow-biter